Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 84 − 25 by rounding each number to the nearest 10: ______
- Estimate 69 + 35 by rounding each number to the nearest 10: ______
- Estimate 73 − 71 by rounding each number to the nearest 10: ______
- Estimate 71 − 32 by rounding each number to the nearest 10: ______
- Estimate 54 + 70 by rounding each number to the nearest 10: ______
- Estimate 34 + 89 by rounding each number to the nearest 10: ______
- Estimate 43 − 89 by rounding each number to the nearest 10: ______
- Estimate 81 − 23 by rounding each number to the nearest 10: ______
- Estimate 64 + 60 by rounding each number to the nearest 10: ______
- Estimate 76 + 47 by rounding each number to the nearest 10: ______
- Estimate 23 − 40 by rounding each number to the nearest 10: ______
- Estimate 63 + 50 by rounding each number to the nearest 10: ______
- Estimate 33 − 39 by rounding each number to the nearest 10: ______
- Estimate 44 + 40 by rounding each number to the nearest 10: ______
- Estimate 88 − 54 by rounding each number to the nearest 10: ______
- Estimate 70 − 39 by rounding each number to the nearest 10: ______
- Estimate 62 − 34 by rounding each number to the nearest 10: ______
- Estimate 89 + 33 by rounding each number to the nearest 10: ______
- Estimate 21 + 34 by rounding each number to the nearest 10: ______
- Estimate 43 + 70 by rounding each number to the nearest 10: ______