Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 56 + 70 by rounding each number to the nearest 10: ______
- Estimate 39 − 86 by rounding each number to the nearest 10: ______
- Estimate 40 + 57 by rounding each number to the nearest 10: ______
- Estimate 34 + 86 by rounding each number to the nearest 10: ______
- Estimate 72 − 44 by rounding each number to the nearest 10: ______
- Estimate 40 − 38 by rounding each number to the nearest 10: ______
- Estimate 53 + 60 by rounding each number to the nearest 10: ______
- Estimate 83 − 24 by rounding each number to the nearest 10: ______
- Estimate 82 + 25 by rounding each number to the nearest 10: ______
- Estimate 77 + 79 by rounding each number to the nearest 10: ______
- Estimate 81 − 82 by rounding each number to the nearest 10: ______
- Estimate 45 + 84 by rounding each number to the nearest 10: ______
- Estimate 78 + 32 by rounding each number to the nearest 10: ______
- Estimate 40 + 76 by rounding each number to the nearest 10: ______
- Estimate 64 + 87 by rounding each number to the nearest 10: ______
- Estimate 89 + 40 by rounding each number to the nearest 10: ______
- Estimate 23 + 79 by rounding each number to the nearest 10: ______
- Estimate 69 + 84 by rounding each number to the nearest 10: ______
- Estimate 73 + 33 by rounding each number to the nearest 10: ______
- Estimate 59 − 27 by rounding each number to the nearest 10: ______