#1 Select the best term. A is an ordered set of numbers or objects in which the order helps you predict what comes next. | 0/2 | |
#2 Select the best term. The states that when you add zero to any number, the sum is that number. | 0/2 | |
#3 Is the sum odd or even? Select odd or even. 6 + 3 The sum is . | 2/2 | |
#4 Is the sum odd or even? Select odd or even. 9 + 7 The sum is | 2/2 | |
#5 Is the sum odd or even? 8 + 4 The sum is . | 2/2 | |
#6 Use rounding or compatible numbers to estimate the sum. Round to the nearest ten. 76 + 36 The estimate is . | 2/2 | |
#7 Use rounding or compatible numbers to estimate the sum. Round to the nearest ten. 257 + 432 The estimate is . | 0/2 | |
#8 Use rounding or compatible numbers to estimate the sum. 327 + 329 The estimate is . | 2/2 | |
#9 Use mental math to find the sum. 62 + 18 = | 2/2 | |
#10 Use mental math to find the sum. 57 + 244 The sum is . | 0/2 | |
#11 Use mental math to find the sum. 346 + 602 The sum is . | 2/2 | |
#12 Estimate by first rounding each number to the nearest hundred before adding. Then find the sum. 188 + 328 The estimate is . The actual sum is . | 1/2 | |
#13 Estimate by first rounding each number to the nearest hundred before adding. Then find the sum. 182 + 330 The estimate is . The actual sum is . | 2/2 | |
#14 Estimate by first rounding each number to the nearest hundred before adding. Then find the sum. 325 + 229 The estimate is . The actual sum is . | 2/2 | |
#15 Estimate. Then find the sum. 272 + 346 The estimate is . The actual sum is . | 2/2 | |
#16 Nancy planted 77 daisies, 49 roses and 38 tulips. About how many more roses and tulips did she plant than daisies? She planted about more roses and tulips than daisies. | 0/2 | |
#17 Tomas collected 175 cans for recycling on Monday, and twice that number on Tuesday. How many cans did he collect on Tuesday? He collected cans. | 2/2 | |
#18 There are 272 boys and 343 girls in the Hill School. How many students are there in the school? There are students in the school. | 2/2 | |
#19 On Monday, 72 students played soccer. On Tuesday, 74 students played soccer. On Wednesday, 76 students played soccer. How many more students played soccer on Tuesday and Wednesday combined than on Monday? more students played soccer on Tuesday and Wednesday combined than on Monday. | 0/2 |