Round of to the Nearest 10
Round 19 to the nearest 10.
Answer: 20
86 + 57
143
53 - 28
25
34 + 25
Total: 50 + 9 = 59
23 + 45
Tens: || + |||| = ||||||
Ones: ••• + ••••• = ••••••••
68
Round 58 to the nearest 10.
Answer: 60
69 + 45
114
72 - 49
23
52 + 46
Tens: 50 + 40 = 90
Ones: 2 + 6 = 8
Total: 90 + 8 = 98
56 + 27
Tens: ||||| + || + (1 ten from ones) = ||||||||
Ones: •••••• + ••••••• = ••• (3 leftover)
83
Round 83 to the nearest 10.
Answer: 80
58 + 27
85
85 - 56
29
63 + 28
Tens: 60 + 20 = 80
Ones: 3 + 8 = 11
Total: 80 + 11 = 91
34 + 19
Tens: ||| + | + (1 ten from ones) = |||||
Ones: •••• + ••••••••• = ••• (3 leftover)
53
Round 67 to the nearest 10.
Answer: 70
47 + 36
83
91 - 67
24
75 + 34
Tens: 70 + 30 = 100
Ones: 5 + 4 = 9
Total: 100 + 9 = 109
41 + 38
Tens: |||| + ||| = |||||||
Ones: • + •••••••• = •••••••••
79
Round 94 to the nearest 10.
Answer: 90
Lily has 48 marbles. Her friend gave her 37 more marbles. How many marbles does Lily have now?
Answer: 48 + 37 = 85 marbles
Tom had 75 candies. He gave 38 candies to his friends. How many candies does Tom have left?
Answer: 75 - 38 = 37 candies
48 + 37
Tens: 40 + 30 = 70
Ones: 8 + 7 = 15
Total: 70 + 15 = 85
62 + 25
Tens: |||||| + || = ||||||||
Ones: •• + ••••• = •••••••
87