Activity 1: Direction: Arrange in column then add or subtract:
1. 4.23 + 6.832 + 4.4 =
2. 0.669 + 29 + 2.67 =
3. Php 297.85 + Php 2.15 =
4. 3.3 + 0.06 =
5. 5.08 + 163 + 0.65 = 10. 90.1 – 1.09 =
6. 0.372 – 0.15 =
7. 0.2 – 0.135 =
8. 3.4 – 0.073 =
9. 13 – 0.067 =
10. 90.1 – 1.09 =
Answers & Comments
Activity 1: Arrange in column then add or subtract.
1.) 4.23 + 6.832 + 4.4 = 15.462
2.) 0.669 + 29 + 2.67 = 32.339
3.) Php 297.85 + Php 2.15 = Php 300
4.) 3.3 + 0.06 = 3.36
5.)5.08 +163 +0.65 =10.901 -1.09 =9.811
6.) 0.372 - 0.15 = 0.222
7.) 0.2 - 0.135 = 0.065
8.) 3.4 - 0.073 = 3.327
9.) 13 - 0.067 = 12.933
10.) 90.1 - 1.09 = 89.01
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