Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 46 − 40 by rounding each number to the nearest 10: ______
- Estimate 80 + 30 by rounding each number to the nearest 10: ______
- Estimate 40 − 33 by rounding each number to the nearest 10: ______
- Estimate 65 − 51 by rounding each number to the nearest 10: ______
- Estimate 47 + 34 by rounding each number to the nearest 10: ______
- Estimate 71 + 72 by rounding each number to the nearest 10: ______
- Estimate 45 + 69 by rounding each number to the nearest 10: ______
- Estimate 67 + 75 by rounding each number to the nearest 10: ______
- Estimate 73 + 50 by rounding each number to the nearest 10: ______
- Estimate 71 + 82 by rounding each number to the nearest 10: ______
- Estimate 25 + 21 by rounding each number to the nearest 10: ______
- Estimate 88 − 35 by rounding each number to the nearest 10: ______
- Estimate 60 − 79 by rounding each number to the nearest 10: ______
- Estimate 79 − 33 by rounding each number to the nearest 10: ______
- Estimate 67 + 73 by rounding each number to the nearest 10: ______
- Estimate 59 + 43 by rounding each number to the nearest 10: ______
- Estimate 44 + 64 by rounding each number to the nearest 10: ______
- Estimate 79 − 23 by rounding each number to the nearest 10: ______
- Estimate 35 − 52 by rounding each number to the nearest 10: ______
- Estimate 28 + 32 by rounding each number to the nearest 10: ______