Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 + 89 by rounding each number to the nearest 10: ______
- Estimate 68 − 75 by rounding each number to the nearest 10: ______
- Estimate 57 − 58 by rounding each number to the nearest 10: ______
- Estimate 72 − 57 by rounding each number to the nearest 10: ______
- Estimate 34 − 29 by rounding each number to the nearest 10: ______
- Estimate 37 + 41 by rounding each number to the nearest 10: ______
- Estimate 48 − 78 by rounding each number to the nearest 10: ______
- Estimate 47 − 45 by rounding each number to the nearest 10: ______
- Estimate 69 − 68 by rounding each number to the nearest 10: ______
- Estimate 58 − 38 by rounding each number to the nearest 10: ______
- Estimate 56 + 58 by rounding each number to the nearest 10: ______
- Estimate 22 − 23 by rounding each number to the nearest 10: ______
- Estimate 35 + 60 by rounding each number to the nearest 10: ______
- Estimate 23 + 87 by rounding each number to the nearest 10: ______
- Estimate 49 + 27 by rounding each number to the nearest 10: ______
- Estimate 54 + 49 by rounding each number to the nearest 10: ______
- Estimate 59 + 55 by rounding each number to the nearest 10: ______
- Estimate 80 + 23 by rounding each number to the nearest 10: ______
- Estimate 61 − 56 by rounding each number to the nearest 10: ______
- Estimate 21 + 32 by rounding each number to the nearest 10: ______