Topic 3 Review

Which have a sum of 84? Choose all that apply.

• 30+54

• 27+37

• 19+65

• 36+48

Mila has 62 crayons. She gets 23 more crayons. How many crayons does she have now? Show your work!!

• 85

• 58

• 75

• 84

Which equation does the number line show?

• 59+23=82

• 59+20=79

• 59+24=83

• 59+25=84

Find 70+ 29. Show your work!!!

Logan has 39 cards. She buys 24 cards. How many cards does she have now? SHOW YOUR WORK!!

Find 27+14 in two different ways. Show your work!!

• 42

• 31

• 41

• 44

Which numbers round to 70 when rounding to the nearest 10? Choose ALL that apply.

• 62

• 65

• 81

• 73

Khari has 42 books. Maebry has 36 books. Is 78 a reasonable total for both student's books?

• Yes, 78 is close to my estimate of 70

• Yes, 78 is close to my estimate of 80

• No, 78 is not close to my estimate of 70

• No, 78 is not close to my estimate of 80

Which are equal to 35+66

• 35+60+6

• 40+66

• 40+61

• 35+60+5

Which numbers round to 50 when rounding to the nearest 10? Choose all that apply

• 41

• 44

• 46

• 49