Show:
Rounding
Addition
Subtraction
Place Value
fact family
100
Round 43 to the nearest ten
40
100
17+11
28
100
25-5
20
100

what is the value of the 5 in 354, 387

50,000

100

what other addition equation belongs to the same fact family as 23 + 14 = 37

14 + 23 = 37

200
Round 286 to the nearest hundred
20
200
43+43
86
200
54-21
33
200

what is the value of the 6 in 36,328

6,000

200

what other addition equation belongs to the same fact family as 53 + 27 = 80

27 + 53 = 80

300
Round 101 to the nearest hundred
100
300
130+43
173
300
43-27
16
300

what digit in the number below is 10 times greater than the 5 in the hundred place?

555,555

the 5 in the thousands place

300

what subtraction equations belongs to the same fact family as 23 + 14 = 37

37 - 14 = 23

37 - 23 = 14

400
Round 849 to the nearest ten
850
400
555+144
699
400
165-30
135
400

how much is 13 tens

130

400

what subtraction equations belongs to the same fact family as 53 + 27 = 80

80 - 27 = 53

80 - 53 = 27

500
Round 632 to the nearest ten
630
500
632+301
933
500
632-25
607
500

how much is 10 hundreds and 12 tens

1,120

500

list all four equations that belong to the fact family below:

25, 52, 27

25 + 27 = 52

27 + 25 = 52

52 - 27 = 25

52 - 25 = 27