Feem ntau teeb meem algebra txog kev nrawm nug koj kom pom qhov nrawm lossis qhov nruab nrab nrawm. Txawm hais tias cov lus tau siv sib pauv, qhov sib txawv yog qhov nrawm feem ntau coj mus rau hauv tus account. Kab lus no yuav qhia koj yuav xam li cas nruab nrab nrawm, qhov kev taw qhia twg tsis xav txog.
Kauj ruam
Kauj Ruam 1. Cov lus nug ceev feem ntau qhia rau koj paub ntau npaum li cas tus neeg tau mus ncig ntau lub sijhawm
Vajvoog cov txiaj ntsig no los pab koj taug qab lawv.
Piv txwv: Keri taug kev 7 km hauv 10 feeb, so, thiab tom qab ntawd mus tsev hauv 20 feeb. Qhov nruab nrab ceev yog dab tsi?
Kauj Ruam 2. Ntxiv txhua qhov kev ncua deb uas tau them rau lub sijhawm ntawd
Piv txwv: 7 km + 7 km = 14 km
Kauj Ruam 3. Ntxiv txhua lub sijhawm ua
Piv txwv: 10 feeb + 20 feeb = 30 feeb
Kauj Ruam 4. Faib tag nrho qhov nrug los ntawm tag nrho lub sijhawm taug kev
Piv txwv: 14 km/30 feeb = 14/30 km/feeb
Kauj Ruam 5. Cov lus teb uas koj tau txais yog qhov nruab nrab nrawm ntawm cov khoom txav ntawm lub sijhawm ntawd
Yooj yim ua feem yog ua tau. Nco ntsoov siv chav nyob hauv koj cov lus teb!
