Practice the math questions given in the worksheet on adding decimal numbers. Adding the numbers to find the sum of the decimal numbers is just same like adding whole numbers. This worksheet would be really good for the students to practice huge number of decimal addition problems.

**I.** **Add the following:**

(a) 0.7, 8.68

(b) 1.86, 3.59, 0.208

(c) 9.7, 287.09, 38.009, 0.8046

(d) 13.74, 5.6, 6.446, 0.5428

(e) 0.9999, 9.999, 99.9, 999.99

(f) 278.9, 4516.57, 18.7264, 7.76

(g) 14.79, 0.798, 39.599, 10.7

(h) 9.6, 34.098, 0.87, 5.5665

**II. Find the sum:**

(c) 5.67 + 0.567 + 56.7 + 567.055

(d) 55 + 5.5 + 0.55 + 0.055 + 555.005

(e) Increase 48.897 by 1.092

(f) Increase 170.31 by 26.04

Answers for the worksheet on adding decimal numbers are given below to check the exact answers of the above sums.

**Answers:**

**I. **(a) 9.38

(b) 5.658

(c) 335.6036

(d) 26.3288

(e) 1110.8889

(f) 4821.9564

(g) 65.887

(h) 50.1345

**II.** (a) 220.794

(b) 174.992

(a) 36.5 + 8.07 + 175.63 + 0.5 + 0.094

(b) 0.276 + 1.85 + 15.9 + 0.07 + 156.8 + 0.096(c) 629.992

(d) 616.11

(e) 49.989

(f) 196.35

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