Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 24 + 40 by rounding each number to the nearest 10: ______
- Estimate 65 + 76 by rounding each number to the nearest 10: ______
- Estimate 59 − 32 by rounding each number to the nearest 10: ______
- Estimate 49 + 74 by rounding each number to the nearest 10: ______
- Estimate 57 − 82 by rounding each number to the nearest 10: ______
- Estimate 79 − 81 by rounding each number to the nearest 10: ______
- Estimate 31 − 34 by rounding each number to the nearest 10: ______
- Estimate 72 + 43 by rounding each number to the nearest 10: ______
- Estimate 23 − 48 by rounding each number to the nearest 10: ______
- Estimate 29 + 79 by rounding each number to the nearest 10: ______
- Estimate 42 + 43 by rounding each number to the nearest 10: ______
- Estimate 36 − 64 by rounding each number to the nearest 10: ______
- Estimate 51 + 75 by rounding each number to the nearest 10: ______
- Estimate 64 − 49 by rounding each number to the nearest 10: ______
- Estimate 68 + 84 by rounding each number to the nearest 10: ______
- Estimate 75 + 36 by rounding each number to the nearest 10: ______
- Estimate 73 − 21 by rounding each number to the nearest 10: ______
- Estimate 26 − 75 by rounding each number to the nearest 10: ______
- Estimate 30 + 66 by rounding each number to the nearest 10: ______
- Estimate 63 + 27 by rounding each number to the nearest 10: ______