Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 27 − 47 by rounding each number to the nearest 10: ______
- Estimate 24 − 67 by rounding each number to the nearest 10: ______
- Estimate 87 − 79 by rounding each number to the nearest 10: ______
- Estimate 56 − 81 by rounding each number to the nearest 10: ______
- Estimate 89 − 72 by rounding each number to the nearest 10: ______
- Estimate 47 + 47 by rounding each number to the nearest 10: ______
- Estimate 81 + 83 by rounding each number to the nearest 10: ______
- Estimate 25 − 60 by rounding each number to the nearest 10: ______
- Estimate 74 + 76 by rounding each number to the nearest 10: ______
- Estimate 21 + 56 by rounding each number to the nearest 10: ______
- Estimate 28 + 64 by rounding each number to the nearest 10: ______
- Estimate 70 − 29 by rounding each number to the nearest 10: ______
- Estimate 61 + 57 by rounding each number to the nearest 10: ______
- Estimate 48 − 87 by rounding each number to the nearest 10: ______
- Estimate 79 + 88 by rounding each number to the nearest 10: ______
- Estimate 46 − 64 by rounding each number to the nearest 10: ______
- Estimate 82 − 26 by rounding each number to the nearest 10: ______
- Estimate 50 + 32 by rounding each number to the nearest 10: ______
- Estimate 78 + 42 by rounding each number to the nearest 10: ______
- Estimate 59 − 52 by rounding each number to the nearest 10: ______