Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 33 + 40 by rounding each number to the nearest 10: ______
- Estimate 57 + 49 by rounding each number to the nearest 10: ______
- Estimate 60 + 21 by rounding each number to the nearest 10: ______
- Estimate 37 + 76 by rounding each number to the nearest 10: ______
- Estimate 75 − 62 by rounding each number to the nearest 10: ______
- Estimate 73 + 21 by rounding each number to the nearest 10: ______
- Estimate 66 − 46 by rounding each number to the nearest 10: ______
- Estimate 44 + 23 by rounding each number to the nearest 10: ______
- Estimate 38 − 23 by rounding each number to the nearest 10: ______
- Estimate 63 + 86 by rounding each number to the nearest 10: ______
- Estimate 82 − 37 by rounding each number to the nearest 10: ______
- Estimate 80 + 25 by rounding each number to the nearest 10: ______
- Estimate 32 − 49 by rounding each number to the nearest 10: ______
- Estimate 33 − 56 by rounding each number to the nearest 10: ______
- Estimate 25 − 21 by rounding each number to the nearest 10: ______
- Estimate 77 − 65 by rounding each number to the nearest 10: ______
- Estimate 47 − 35 by rounding each number to the nearest 10: ______
- Estimate 76 + 52 by rounding each number to the nearest 10: ______
- Estimate 32 + 74 by rounding each number to the nearest 10: ______
- Estimate 61 − 55 by rounding each number to the nearest 10: ______