Adding & Subtracting Mixed Numbers — Solutions

1. Convert to improper fractions

   1. 112: 32 ▶ View Solution
   2. 234: 114 ▶ View Solution
   3. 325: 175 ▶ View Solution
   4. 413: 133 ▶ View Solution
   5. 538: 438 ▶ View Solution

2. Convert to mixed numbers

   1. 73: 213 ▶ View Solution
   2. 114: 234 ▶ View Solution
   3. 175: 325 ▶ View Solution
   4. 136: 216 ▶ View Solution
   5. 238: 278 ▶ View Solution

3. Add

   1. 112 + 214: 334 ▶ View Solution
   2. 223 + 116: 356 ▶ View Solution
   3. 314 + 112: 434 ▶ View Solution
   4. 125 + 2310: 3710 ▶ View Solution
   5. 213 + 134: 4112 ▶ View Solution

4. Subtract

   1. 334 − 112: 214 ▶ View Solution
   2. 413 − 223: 123 ▶ View Solution
   3. 512 − 234: 234 ▶ View Solution
   4. 616 − 356: 213 ▶ View Solution
   5. 438 − 234: 158 ▶ View Solution

5. Calculate

   1. 212 + 134 − 114: 3 ▶ View Solution
   2. 423 − 112 + 56: 4 ▶ View Solution
   3. 313 + 216 − 112: 4 ▶ View Solution

6. Carpenter Timber

   Timber left (312 − 134): 134 m ▶ View Solution

7. Jogging Distance

   Total distance (213 + 156): 416 km ▶ View Solution

8. Jug of Water

   Water left (234 − 118): 158 litres ▶ View Solution

9. Multi-Step Calculation

   325 + 234 − 112: 41320 ▶ View Solution

10. Enough Rope?

    Total rope and conclusion (213 + 156 vs 5 m): 416 m — not enough (56 m short) ▶ View Solution