Answered

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C. Write the answer in the correct number of significant figures.Explain briefly your answer.

1. 5.6713+0.31+8.123 _______
2. 3.111+3.11+3.1 _____
3. 1237.6+23+0.12 _______
4. 43.65-23.7 _____
5. 0.009-0.005+0.013 _____
6. 4.5x6.3/(divide)7.22 _____________
7. 5.567x3.0001/(divide)3.45 _____________
8. (37x47)/(4.2x6.0) ______________
9. (112x20)/(30x63) _____________
10. 47.0/2.2 _____________


Sagot :

1. 14.1043 (use the decimal point to know where to add)
2. 9.321 (use the decimal point to know where to add)
3. 1260.72 (use the decimal point to know where to add)
4. 19.95 (use the decimal point to know where to subtract)
5. .017 ((use the decimal point to know where to add and subtract)
6. 28.35 / 7.22 = 3.927 (Following the PEMDAS rule, multiply the numerator first then divide them after)
7. 4.841 (Following the PEMDAS rule, multiply the numerator first then divide them after)
8. 2282.857 (Following the PEMDAS rule, multiply the numerator and denominator first then divide them after)
9. 4704 (Following the PEMDAS rule, multiply the numerator and denominator first then divide them after)
10. 21.3636 (Divide them)