Rounding Numbers
3.3 to the nearest whole number.
3
89 + 12 = ?
101
30 - 16 = ?
14
1/2 ÷ 2/3 = ?
3/4
There are 3 boys and 4 girls. What is the ratio of girls to total people?
4:7
55 to the nearest ten.
60
53.7 + 21.5 = ?
75.2
86.5 - 43.6 = ?
42.9
4/5 ÷ 2 = ?
2/5
Which ratio is equivalent to 4:24?
a) 4:12 b) 1:4 c) 1:6 d) 24:4
c) 1:6
1,472 to the nearest hundred.
1500
35.024 + 6 = ?
41.024
96.35 - 29.6 = ?
66.75
6 ÷ 7/8 = ?
48/7 or 6 6/7
A model of a house is 5 feet tall. The real house is 50 feet tall. What is the scale factor of the real house compared to the model house?
10
87.891 to the nearest tenth.
87.9
362.3 + 7.44 = ?
369.74
1,276.4 - 65.72 = ?
1,210.68
7/2 ÷ 3/4 = ?
14/3 or 4 2/3
Give two equivalent ratios for 3/12.
1/4, 2/8, 4/16, 5/20, 6/24, etc...
624.355 to the nearest hundredth.
624.36
4 + 7.3 + 2.982
14.282
235.01 - 72.943 = ?
162.067
7/8 ÷ 7/2 = ?
1/4
Jayden can swim 3 laps in the pool in 6 minutes. How many minutes does it take him to swim 10 laps at the same rate?
20 minutes