Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 63 + 80 by rounding each number to the nearest 10: ______
- Estimate 24 − 79 by rounding each number to the nearest 10: ______
- Estimate 56 − 52 by rounding each number to the nearest 10: ______
- Estimate 85 − 75 by rounding each number to the nearest 10: ______
- Estimate 35 − 60 by rounding each number to the nearest 10: ______
- Estimate 86 − 32 by rounding each number to the nearest 10: ______
- Estimate 76 + 60 by rounding each number to the nearest 10: ______
- Estimate 47 − 68 by rounding each number to the nearest 10: ______
- Estimate 48 + 64 by rounding each number to the nearest 10: ______
- Estimate 34 − 71 by rounding each number to the nearest 10: ______
- Estimate 89 + 79 by rounding each number to the nearest 10: ______
- Estimate 63 + 46 by rounding each number to the nearest 10: ______
- Estimate 75 − 87 by rounding each number to the nearest 10: ______
- Estimate 63 − 38 by rounding each number to the nearest 10: ______
- Estimate 64 − 52 by rounding each number to the nearest 10: ______
- Estimate 70 − 29 by rounding each number to the nearest 10: ______
- Estimate 54 + 54 by rounding each number to the nearest 10: ______
- Estimate 43 − 26 by rounding each number to the nearest 10: ______
- Estimate 25 + 82 by rounding each number to the nearest 10: ______
- Estimate 65 + 42 by rounding each number to the nearest 10: ______