Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 50 − 33 by rounding each number to the nearest 10: ______
- Estimate 29 − 52 by rounding each number to the nearest 10: ______
- Estimate 83 + 26 by rounding each number to the nearest 10: ______
- Estimate 82 − 78 by rounding each number to the nearest 10: ______
- Estimate 64 + 25 by rounding each number to the nearest 10: ______
- Estimate 74 − 45 by rounding each number to the nearest 10: ______
- Estimate 62 − 62 by rounding each number to the nearest 10: ______
- Estimate 88 + 31 by rounding each number to the nearest 10: ______
- Estimate 43 − 76 by rounding each number to the nearest 10: ______
- Estimate 79 + 52 by rounding each number to the nearest 10: ______
- Estimate 31 + 52 by rounding each number to the nearest 10: ______
- Estimate 39 − 38 by rounding each number to the nearest 10: ______
- Estimate 80 − 76 by rounding each number to the nearest 10: ______
- Estimate 59 + 36 by rounding each number to the nearest 10: ______
- Estimate 28 + 81 by rounding each number to the nearest 10: ______
- Estimate 67 − 26 by rounding each number to the nearest 10: ______
- Estimate 70 − 63 by rounding each number to the nearest 10: ______
- Estimate 74 + 59 by rounding each number to the nearest 10: ______
- Estimate 32 + 60 by rounding each number to the nearest 10: ______
- Estimate 48 + 23 by rounding each number to the nearest 10: ______